package zuoye5_28_1;

import java.util.List;

public interface ChengjiDao {
	int add(Chengji s);

	int del(Long id);

	int update(Long id, Long score);

	// Chengji find(Long id);

	// List<Chengji> query();

	// public Chengji login(Long id, String pass);
}
